Home / 119,911,642.30-179,884,621.33-36,920,416.72

Finding the Fourth Proportional to 119,911,642.30, 179,884,621.33 and 36,920,416.72

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Solution

The fourth proportional to 119,911,642.30, 179,884,621.33 and 36,920,416.72 is: 55,385,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,911,642.30 : 179,884,621.33 = 36,920,416.72 : x
  2. Step 2: Convert to fraction form
    119,911,642.30/179,884,621.33 = 36,920,416.72/x
  3. Step 3: Cross multiply
    119,911,642.30x = 179,884,621.33 × 36,920,416.72
  4. Step 4: Simplify right side
    119,911,642.30x = 6,641,415,181,669,321
  5. Step 5: Solve for x
    x = 6,641,415,181,669,321/119,911,642.30
  6. Step 6: Final answer
    x = 55,385,907.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.